听录音,回答问题1.WhatwasMrLitenyearsago?2.WhatdidMr.Liteach?3.WhatisChenHainow?4.WhatisChenHaidoing?Tenyearsago,MrLiwasatecher.HetaughtChinese.ChenHaiisanEnglishteacher.He’steachingMr.Li.teateachteachingteacher•teachtaught•Tenyearsago,MrLiwasateacher.HetaughtChinese.ChenHaiwasinhisclass.Hewasagoodpupil.Hestudiedveryhard.•NowMrliisretired.He'slearningEnglish.ChenHaiisanEnglishteacher.He'steachingMrLi.•Tenyearsago,MrLiwasateacher.HetaughtChinese.ChenHaiwasinhisclass.Hewasagoodpupil.Hestudiedveryhard.•NowMrliisretired.He'slearningEnglish.ChenHaiisanEnglishteacher.He'steachingMrLi.awairasssawpassclasschairdrawhairHomework:询问爷爷、奶奶的相关信息,并记录下来.grandpagrandmaManyyearsagonowManyyearsagonow